Product Details

Specifications

air filter cotton
gradual density polyester fiber
anti-humidity:100
non-flammability

Guangzhou factory 22mm white coarse air filter cotton for ventilation system

Washable and reusable

·Low initial resistance

·Large dust holding capacity

·Flexible

·Economical and practical

1,Application:

≥5μm, Filter dust , (used in

the places where need washing and filtering),

pre-filter through air filter program

2,data sheet

Type: supply slices or rolls size

Media: synthetic fiber with gradual density

Washable: about 7-8 times

EN779 class: G4

Average arrestance:91%(ASHRAE52.1-1992)

EUROVENT4/5 class: EU4

DIN53438 Non-flammability Standard: F1

Final resistance: (suggested) 200Pa-250Pa

Max. Dust holding capacity: 620g/sqm

Temp. resistance: 100°C

3,Specification:

special size available upon your request